Clockwise rotating the pump rear, you can adjust it to Auto mode, 1 (50%), 2 (75%), and 3(100%)

The pump comes with Quality ceramic axle and sleeve, suitable for freshwater and saltwater.
The pump comes with 6 Pole motor with Auto adapt technology, highly energy-efficient and silent.
Inline or Submersible Application. Take off the strainer when using it inline.
Single Chip Computer Protection to protect it from over-thermal, over-current or abnormal voltage.
Specifications: